127831041

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 224787024

約数和(自身を除く): 96955983

約数列:

[1, 3, 9, 13, 17, 27, 37, 39, 51, 81, 111, 117, 153, 193, 221, 333, 351, 459, 481, 579, 629, 663, 999, 1053, 1377, 1443, 1737, 1887, 1989, 2509, 2997, 3281, 4329, 5211, 5661, 5967, 7141, 7527, 8177, 9843, 12987, 15633, 16983, 17901, 21423, 22581, 24531, 29529, 38961, 42653, 50949, 64269, 67743, 73593, 88587, 92833, 121397, 127959, 192807, 203229, 220779, 265761, 278499, 364191, 383877, 578421, 662337, 835497, 1092573, 1151631, 1578161, 2506491, 3277719, 3454893, 4734483, 7519473, 9833157, 14203449, 42610347, 127831041]

約数ペア:

[(1, 127831041), (3, 42610347), (9, 14203449), (13, 9833157), (17, 7519473), (27, 4734483), (37, 3454893), (39, 3277719), (51, 2506491), (81, 1578161), (111, 1151631), (117, 1092573), (153, 835497), (193, 662337), (221, 578421), (333, 383877), (351, 364191), (459, 278499), (481, 265761), (579, 220779), (629, 203229), (663, 192807), (999, 127959), (1053, 121397), (1377, 92833), (1443, 88587), (1737, 73593), (1887, 67743), (1989, 64269), (2509, 50949), (2997, 42653), (3281, 38961), (4329, 29529), (5211, 24531), (5661, 22581), (5967, 21423), (7141, 17901), (7527, 16983), (8177, 15633), (9843, 12987)]